Display screen with a graphical user interface



The sole FIGURE is a front view of a display screen with a graphical user interface in accordance with the present invention.

The outermost broken lines illustrate a display screen and form no part of the claimed design. The remaining broken lines illustrate portions of the graphical user interface that form no part of the claimed design. 

CLAIM The ornamental design for a display screen with a graphical user interface, as shown and described. 